4. Powers to ask for further and better particulars

For the purposes of deciding an appeal, the Minister may request the appellant to do all or any of the following that may be necessary to decide the appeal:

give additional information to the Minister within the time specified in the request;

produce to the Minister, within the time specified in the request, any document, record or other thing in the custody or under the control of the appellant.

For the purposes of deciding an appeal, the Minister may also make any inquiries that the Minister considers necessary.

For the purposes of deciding an appeal, the Minister may request the appellant to do all or any of the following that may be necessary to decide the appeal:

give additional information to the Minister within the time specified in the request;

produce to the Minister, within the time specified in the request, any document, record or other thing in the custody or under the control of the appellant.

For the purposes of deciding an appeal, the Minister may also make any inquiries that the Minister considers necessary.